Read the passage, choose the best answer to each question. The nuclear family is a characteristic of American family. A nuclear family refers to a family group. It c onsists only of a husband, a wife and children. It is rare that parents live together with their children who have got married . R elative s such as grandparents, uncle s,aunts,cousins and in laws , usually lives separate ly . This family structure is the so - called “nuclear family”. A nuclear family is contrast ed with an extended family or a joint family ( 大家庭) , in which there could be many generations living together . C ompared with a joint family, a nuclear family has some advantages.The first point is privacy and freedom of lifestyle . I n a nuclear family , People can l ive their own ways and can do whatever t hey want to do. The second point is about money. There are less people and th us less expens es. O f course, this is one of the strongest point s .